Across
- 3. Materials such as minerals that are not products of organic life
- 5. Study of soil formation
- 6. Fertile layer below duff but above subsoil
- 9. Cross Section that lets you see different layers
- 11. Decaying leaves on surface of soil
- 12. Breaking down of rocks and other materials on earths surface
- 13. Large rocks are broken down into smaller pieces of same material
- 14. To decay
- 15. Determines composition and properties of soil
- 16. The solid layer of rock beneath the soil
Down
- 1. layer of soil beneath the topsoil
- 2. Biological community of interacting organisms and the environment
- 4. Slope of land
- 7. Ingredients that provide food for growth or development
- 8. changes rock into new substance
- 10. Material that contain carbon compounds